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//! This module contains a query optimizer that operates against a logical plan and applies
//! some simple rules to a logical plan, such as "Projection Push Down" and "Type Coercion".

pub mod common_subexpr_eliminate;
pub mod eliminate_limit;
pub mod filter_push_down;
pub mod limit_push_down;
pub mod optimizer;
pub mod projection_push_down;
pub mod simplify_expressions;
pub mod single_distinct_to_groupby;
pub mod utils;
